KR880010143A - Method of manufacturing the tube - Google Patents

Method of manufacturing the tube Download PDF

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Publication number
KR880010143A
KR880010143A KR1019880001747A KR880001747A KR880010143A KR 880010143 A KR880010143 A KR 880010143A KR 1019880001747 A KR1019880001747 A KR 1019880001747A KR 880001747 A KR880001747 A KR 880001747A KR 880010143 A KR880010143 A KR 880010143A
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KR
South Korea
Prior art keywords
tube
diameter
recrystallization annealing
expansion
reduction
Prior art date
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KR1019880001747A
Other languages
Korean (ko)
Other versions
KR960003899B1 (en
Inventor
시멘 쿡 찰스
폴 사볼 조지
Original Assignee
지. 에이치. 텔퍼
웨스팅 하우스 일렉트릭 코오포레이숀
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Application filed by 지. 에이치. 텔퍼, 웨스팅 하우스 일렉트릭 코오포레이숀 filed Critical 지. 에이치. 텔퍼
Publication of KR880010143A publication Critical patent/KR880010143A/en
Application granted granted Critical
Publication of KR960003899B1 publication Critical patent/KR960003899B1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • C22F1/186—High-melting or refractory metals or alloys based thereon of zirconium or alloys based thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/30—Finishing tubes, e.g. sizing, burnishing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S72/00—Metal deforming
    • Y10S72/70—Deforming specified alloys or uncommon metal or bimetallic work

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Extraction Processes (AREA)
  • Heat Treatment Of Articles (AREA)
  • Particle Accelerators (AREA)
  • Extrusion Of Metal (AREA)

Abstract

내용 없음No content

Description

관의 제조방법Method of manufacturing the tube

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 1도는 필거 리덕션(Pilger reduction)과 같은 변형공정에 의해 지르코늄 합금관에 정상적으로 생기는 베이셜폴(basal pole)방향의 도해,1 is a diagram of a basal pole direction normally generated in a zirconium alloy tube by a deformation process such as Pilger reduction,

제 2도는 관의 제조방법의 중간단계에서 지름의 팽창과 재결정 어니일링이 있는 것과 없는 지르코늄합금관의 일련의 공정의 각단계에서 조직이 어떻게 변하는가를 설명하는 도표.2 is a diagram illustrating how tissue changes at each stage of a series of processes of zirconium alloy tubes with and without diameter expansion and recrystallization annealing at intermediate stages of the tube manufacturing process.

Claims (8)

결정구조에서 베이셜폴의 방사상조직을 향상시키기 위하여 조밀육방결정구조를 갖는 금속재료로 구성된 관의 제조방법에 있어서, 단면적을 적어도 한번 감소하고 다음에 재결정 어니일링이 행하여지는 중간단계와, 관의 단면적을 최종적으로 감소시키고 다음에 최종어니일링이 행하여지는 최종단계로 이루어지고, 상기 중간단계동안 관의 지름의 크기에서 적어도 한번 팽창을 갖고, 상기 치수의 팽창다음과 상기 최종 단계 전에 재결정어니일링을 갖는 것을 특징으로 하는 관의 제조방법.In the method of manufacturing a tube made of a metallic material having a densely hexagonal crystal structure to improve the radial structure of the basic pole in the crystal structure, the intermediate step of reducing the cross-sectional area at least once and then performing recrystallization annealing and the cross-sectional area of the tube Is finally reduced and then final annealing is carried out, with at least one expansion in the size of the diameter of the tube during the intermediate stage, with recrystallization annealing after expansion of the dimension and before the final stage. Method for producing a tube, characterized in that. 제 1항에 있어서, 지름의 치수가 5 내지 12% 증가되는 것을 특징으로 하는 관의 제조방법.The method of claim 1 wherein the dimension of the diameter is increased by 5-12%. 제 1항 또는 제2항에 있어서, 지름의 팽창다음에 재결정 어니일링이 약 677℃에서 적어도 4시간동안 행하여지는 것을 특징으로 하는 관의 제조방법.3. The method of claim 1, wherein recrystallization annealing is performed at about 677 ° C. for at least 4 hours following expansion of the diameter. 제 1항, 제 2항 또는 제3항에 있어서, 관의 지름이 팽창되는 동안 관의 벽두께가 감소되는 것을 특징으로 하는 관의 제조방법.4. The method of claim 1, 2 or 3, wherein the wall thickness of the tube is reduced while the diameter of the tube is expanded. 제 1항 내지 제 4항중 어느 한 항에 있어서, 중간단계와 최종단계에서 관의 단면적 감소가 상기 관의 축방향 연산뿐만 아니라 벽두께과 지금의 감소를 일으키는 것을 특징으로 하는 관의 제조방법.5. A method according to any one of the preceding claims, characterized in that the reduction of the cross sectional area of the tube in the intermediate and final stages causes not only the axial calculation of the tube but also a reduction in wall thickness and now. 제 1항 내지 제 5항중 어느 항에 있어서, 상기 중간단계동안 각각의 재결정 어니일링이 약 677℃에서 행하여지는 것을 특징으로 하는 관의 제조방법.6. The method of claim 1, wherein each recrystallization annealing is performed at about 677 ° C. during the intermediate step. 7. 제 1항 내지 제 6항중 어느 항에 있어서, 중간단계는 각각의 감소 다음에 재결정 어니일리이 따르는, 복식의 관의 감소를 포함하고, 관의 지름에서 적어도 한번의 팽창이 상기 복식의 관감소의 어느 하나와 그것에 관련한 재결정어니일링 다음에 행하여지는 반면 재결정 어니일링은 상기 중간단계와 최종단계중 어느단계에서 다음관 감소전인 상기 지름의 팽창다음에 행하여지는 것을 특징으로 하는 관의 제조방법.7. The method of any one of claims 1 to 6, wherein the intermediate step comprises a reduction of the tube of doubles, followed by a recrystallization annealy following each decrease, wherein at least one expansion in the diameter of the tube causes any of the double tube decreases. A method for producing a tube, characterized in that it is carried out after one and the recrystallization annealing associated therewith, while the recrystallization annealing is performed after the expansion of the diameter before the next tube reduction in any of the intermediate and final stages. 제 1항 내지 제 7항중 어느 항에 있어서, 관는 지르코늄합금재료로 구성되어 있는 것을 특징으로 하는 관의 제조방법.The method for producing a tube according to any one of claims 1 to 7, wherein the tube is made of a zirconium alloy material. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880001747A 1987-02-20 1988-02-19 Method for manufacturing tubular bodies KR960003899B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/017,298 US4765174A (en) 1987-02-20 1987-02-20 Texture enhancement of metallic tubing material having a hexagonal close-packed crystal structure
US017,298 1987-02-20

Publications (2)

Publication Number Publication Date
KR880010143A true KR880010143A (en) 1988-10-07
KR960003899B1 KR960003899B1 (en) 1996-03-23

Family

ID=21781829

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880001747A KR960003899B1 (en) 1987-02-20 1988-02-19 Method for manufacturing tubular bodies

Country Status (6)

Country Link
US (1) US4765174A (en)
JP (1) JPS63206424A (en)
KR (1) KR960003899B1 (en)
DE (1) DE3805155C2 (en)
FR (1) FR2611216B1 (en)
SE (1) SE501696C2 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990305A (en) * 1989-06-28 1991-02-05 Westinghouse Electric Corp. Single peak radial texture zircaloy tubing
US5074907A (en) * 1989-08-16 1991-12-24 General Electric Company Method for developing enhanced texture in titanium alloys, and articles made thereby
US5245645A (en) * 1991-02-04 1993-09-14 Siemens Aktiengesellschaft Structural part for a nuclear reactor fuel assembly and method for producing this structural part
JP2638351B2 (en) * 1991-09-20 1997-08-06 株式会社日立製作所 Fuel assembly
US5226981A (en) * 1992-01-28 1993-07-13 Sandvik Special Metals, Corp. Method of manufacturing corrosion resistant tubing from welded stock of titanium or titanium base alloy
US5418456A (en) * 1992-06-17 1995-05-23 Westinghouse Electric Corporation Monitoring pilger forming operation by sensing periodic lateral displacement of workpiece
JPH09249927A (en) * 1996-03-13 1997-09-22 Hitachi Ltd Low irradiation grown zirconium base alloy, its production and application
US7922065B2 (en) 2004-08-02 2011-04-12 Ati Properties, Inc. Corrosion resistant fluid conducting parts, methods of making corrosion resistant fluid conducting parts and equipment and parts replacement methods utilizing corrosion resistant fluid conducting parts
US9574684B1 (en) 2009-08-17 2017-02-21 Ati Properties Llc Method for producing cold-worked centrifugal cast composite tubular products
US8479549B1 (en) * 2009-08-17 2013-07-09 Dynamic Flowform Corp. Method of producing cold-worked centrifugal cast tubular products
US9375771B2 (en) 2009-08-17 2016-06-28 Ati Properties, Inc. Method of producing cold-worked centrifugal cast tubular products
US10118259B1 (en) 2012-12-11 2018-11-06 Ati Properties Llc Corrosion resistant bimetallic tube manufactured by a two-step process
KR102631715B1 (en) * 2019-12-26 2024-01-30 조인트-스탁 컴퍼니 “티브이이엘” Manufacturing method of zirconium alloy pipe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3416346A (en) * 1964-05-11 1968-12-17 Calumet & Hecla Method and apparatus for reducing the wall thickness of metal tubing
US3690850A (en) * 1966-02-01 1972-09-12 Sandvikens Jernverks Ab Zirconium alloy tube with zirconium hydride inclusions
US3487675A (en) * 1966-02-01 1970-01-06 Sandvikens Jernverks Ab Tube forming
US3804708A (en) * 1971-11-24 1974-04-16 United Nuclear Corp Nuclear reactor fuel rod
US4233834A (en) * 1979-01-26 1980-11-18 Sandvik Special Metal Corporation Method and apparatus for producing zircaloy tubes and zircaloy tubes thus produced
JPS58224139A (en) * 1982-06-21 1983-12-26 Hitachi Ltd Zirconium alloy with high corrosion resistance

Also Published As

Publication number Publication date
DE3805155C2 (en) 2001-04-12
DE3805155A1 (en) 1988-09-01
US4765174A (en) 1988-08-23
SE8800564L (en) 1988-08-21
FR2611216B1 (en) 1991-02-08
KR960003899B1 (en) 1996-03-23
FR2611216A1 (en) 1988-08-26
SE8800564D0 (en) 1988-02-18
JPS63206424A (en) 1988-08-25
SE501696C2 (en) 1995-04-24

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